Whereby

1.

(by which, by means of which. (by means of which)) find a means whereby he can live ដែលធ្វើអោយ
Example: The northern stars whereby the ship is steered.a rule whereby A = B ដែលថា

1.

(បច្ចេកទេស) ដោយធ្វើអោយ

2.

ដែល (ចង្អុលទីកន្លែង, ពេល) ឯណា (សំណួរ), ជាវត្ថុឬរឿងដែល, របស់នោះៗដែល, នោះដែល

1.

By which; -- used relatively.

2.

By what; how; -- used interrogatively.